Patent Assignment
Reel/Frame 005384/0646
Assignment of Assignors Interest.
Recorded: 1990-07-30
Pages: 2
Assignee
ENGITEC IMPIANTI S.P.A.
VIALE JENNER, 51-20159 MILAN, JAPAN
Covered Property
(1)
Process for Producing Electrolytic Lead and Elemental Sulfur from Galena
Patent:
5,039,337 →
Application:
07/559,140 →
Related Assignments
(4)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignors Interest.
Jun 20, 1991
From: ENGITEC IMPIANTI S.P.A., A COMPANY OF ITALY
To: B.U.S. ENGITEC SERVIZI AMBIENTALI S.R.L., A COMPANY OF ITALY
Reel/Frame 005741/0461 →
Change of Name / Assignment
Jul 21, 1999
From: ENGITEC IMPIANTI S.P.A.
To: ECOCHEM AKTIENGESELLSCHAFT
Reel/Frame 010103/0575 →
Security Agreement
Feb 15, 2007
From: THE DOE RUN RESOURCES CORPORATION
To: WACHOVIA BANK, NATIONAL ASSOCIATION, AS AGENT
Reel/Frame 018891/0644 →
Security Interest
Apr 25, 2008
From: DOE RUN RESOURCES CORPORATION
To: WACHOVIA BANK, NATIONAL ASSOCIATTION
Reel/Frame 020859/0949 →